Energy level alignment and defect passivation realized by dipole molecular bridge for efficient and stable perovskite solar cells

Key Points

• The aim is to improve energy level alignment and reduce defects in perovskite solar cells using a dipole molecular bridge.
• Developed a dipole molecular bridge using amphoteric properties
• Evaluated the energy level alignment
• Assessed defect passivation in perovskite solar cells
• Enhanced energy level alignment was achieved
• Significant reduction in interfacial defects
• Improved efficiency and stability of perovskite solar cells